Sleep and Wakeup
 
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Unix Sleep and Wakeup
  • Unix Version 1 (assembler)
  • Unix Version 6
Plan 9 Sleep and Wakeup
  • Needs to be SMP aware (hard)
Some Sleep and Wakeup Hazards
  • Careful with that Condition
  • Unexpected wakeups
  • When does the Wakeup happen
  • Double Wake
Conclusion
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